Simply Energy® Powder is derived from a blend of herbal extracts, amino acids and electrolytes to help the body generate a wholesome surge of energy. The amino acids, L-arginine, L-citrulline and beta-alanine, have been incorporated to enhance blood flow, as well as L-theanine to help the mind reach optimal mental clarity. With caffeine, as well as ingredients to enhance concentration and focus, Simply Energy® provides a delicious, revitalizing boost of real energy to quickly pick you up and get you through the day